readgmgraphic

function readgmgraphic(

  const source: tstream;

  const dest: tbitmap;

  const aindex: Integer = - 1;

  const awidth: Integer = 0;

  const aheight: Integer = 0;

  const arotation: real = 0;

  const abackgroundcolor: colorty = cl_transparent;

  const apixelpermm: real = 0;

  const aoptions: gmoptionsty = [];

  const afilter: FilterTypes = undefinedfilter;

  const ablur: real = defaultblur

):string;